Rotation Drive
AssemblyGearmotor and turntable that spin the lens array at the exact rate, often one revolution in 10–60 s, that produces the station's charted flash character. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Rotation Drive
8 top-level lines as of r98512| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Servo Motor 4 parts | servo-motor | 1× | 1 | 0 | assembly |
| 2 | Helical Gear Pair | gear-pair | 1× | 1 | · | part |
| 3 | Drive Belt | drive-belt | 1× | 1 | · | part |
| 4 | Encoder | encoder | 1× | 1 | · | part |
| 5 | Lens Turntable | lighthouse-beacon-turntable | 1× | 1 | · | part |
| 6 | Ball Bearing | ball-bearing | 2× | 2 | · | part |
| 7 | Slip-Ring Assembly | lighthouse-beacon-slip-ring | 1× | 1 | · | part |
| 8 | Drive Coupling | lighthouse-beacon-drive-coupling | 1× | 1 | · | part |